Patents
Patents for C07D 301 - Preparation of oxiranes (10,136)
05/2006
05/03/2006CN1765854A Homogeneous catalysis low boiling point olefin hydrogen peroxide continuous reaction method and system
05/02/2006US7038069 Process for oxidizing carbon-carbon double bond and process for producing oxidized compounds
05/02/2006US7038040 Process for preparation of 9, 11-epoxy steroids and intermediates useful therein
05/02/2006CA2263267C Process for the preparation of glycidyl ethers
04/2006
04/27/2006WO2006043075A1 Selective oxidation of organic compounds
04/27/2006WO2006042598A1 Method for producing olefin oxides and peroxides, reactor and the use thereof
04/27/2006WO2006006979A3 Epoxidation catalyst comprising a noble metal containing titanium or vanadium zeolite
04/27/2006US20060089497 Benzenesulphonate salt of a morpholine urea derivative for use as a ccr-3 antagonist in the treatment of inflammatory conditions
04/27/2006CA2584049A1 Method for producing olefin oxides and peroxides, reactor and the use thereof
04/26/2006EP1648604A1 Catalyst preparation
04/26/2006CN1764637A 方法 Method
04/26/2006CN1764616A Method for producing alpha-methylstyrene
04/26/2006CN1762584A Integrated silver-supported catalyst, its preparation method and application in ethylene epoxy process
04/26/2006CN1253444C Process for the epoxidation of olefins
04/25/2006US7034170 Manganese(IV) complex salts and their use as oxidation catalysts
04/20/2006DE102004050506A1 Verfahren zur Herstellung von Olefinoxiden und Peroxiden, Reaktor und dessen Verwendung Process for producing olefin oxides and peroxides, the reactor and its use
04/19/2006EP1647551A1 Optically active halohydrin derivative and process for producing optically active epoxy alcohol derivative from the same
04/19/2006EP1509510B1 Epoxidation process using a supported niobium oxide catalyst
04/19/2006CN1252059C Cleanly method for producing propylene oxide from propylene with low-pressure and low concentration
04/18/2006US7030255 Oxidation catalyst for propylene epoxidation to form propylene oxide; a mixture contains titanium zeolite, transition metal and a polymer for encapsulate the zeolite or metals; catalysis in presence of a solvent ; catalyst is easy to prepare and use, easy to recover and reuse
04/18/2006US7030254 Method for producing propylene oxide
04/12/2006CN1250535C Propylene oxide purification
04/12/2006CN1250534C Process for manufacturing a hydroxyester derivative intermediate and epoxy resins prepared therefrom
04/11/2006US7026493 And at least one solvent is worked up in such a way that the alpha -hydroperoxyalcohols formed as by-product of the epoxidation remain largely undecomposed or are converted into the corresponding glycols
04/11/2006US7026492 Reacting an olefin, oxygen, and hydrogen in the presence of a noble metal-containing titanium or vanadium zeolite catalyst and a modifier selected from the group consisting of methylacetylene and propadiene; by-product inhibition due to lower selectivity to alkane byproduct formed by the hydrogenation
04/06/2006WO2006035955A1 Curable diamantane compound
04/06/2006WO2006020718A3 A method of preparing a shaped catalyst, the catalyst, and use of the catalyst
04/05/2006EP1641559A1 A silver-catalyst composition, a process for preparing the catalyst composition and a use of the catalyst composition for the epoxidation of ethylene
04/05/2006EP1309714A4 Stereoselective reduction of substituted oxo-butanes
04/05/2006CN1756749A Process for producing propylene oxide
04/05/2006CN1249042C Suspension catalyst distillation process for epoxidizing alkene directly
04/05/2006CN1249041C Dense phase epoxidation method
04/05/2006CN1249038C Process for preparing aryl ether
04/05/2006CN1249029C Process for preparing organic hydroperoxide having a reduced amount of contaminants
03/2006
03/29/2006EP1640048A1 Method of crystallizing organic oligomer, epoxy resin composition containing organic oligomer obtained by the method and epoxy resin cured material
03/29/2006EP1638952A1 Process for the epoxidation of propene
03/29/2006CN1247648C Polymer polyatomic alcohol and its application
03/29/2006CN1247557C Heat recovery procedure
03/28/2006US7018950 Mixing and stirring silica and titanium sources and a template of a quaternary ammonium ion; specific average pore diameter, distribution and pore volume per unit
03/28/2006US7018948 Gold, silver, platinum or rare earth element on catalyst support; reactivation with ozone
03/28/2006US7018591 Integrated with an heat exchange apparatus particularly well suited for removing large amounts of heat from the reactor at essentially isothermal conditions; heat pipe heat transfer device positioned on hot spot
03/23/2006WO2005111009A3 Synthesis of amino acid keto-epoxides
03/22/2006EP1636202A1 Method of producing an organic compound comprising at least one oxygenated functional group
03/22/2006EP1636177A2 Process for preparing organic hydroperoxides
03/22/2006EP1532125B1 A method for the start-up of an epoxidation process, a catalyst and a process for the epoxidation of an olefin
03/22/2006EP1499602B1 Process for the epoxidation of olefins
03/22/2006EP1453605B1 Method of increasing the lifetime of a hydro-oxidation catalyst
03/22/2006EP1444217B8 Direct epoxidation process using carbonate modifiers
03/22/2006CN1751035A Process for manufacturing ethylene oxide
03/22/2006CN1246314C Process for epoxidation of olefins
03/21/2006CA2254110C Purification of glycidyl esters by thin film evaporation
03/16/2006WO2006028940A2 An olefin epoxidation process, a catalyst for use in the process, a carrier for use in preparing the catalyst, and a process for preparing the carrier
03/16/2006WO2006028544A2 A process for the production of an olefin oxide, a 1,2-diol, a 1.2-diol ether, or an alkanolamine
03/16/2006WO2005115954A3 Process for prepariing 1,3-dibromoacetone, 1-3-dichloroacetone and epichlorohydrin
03/16/2006US20060058539 Returning an olefin which is not reacted during the oxidation of olefins
03/16/2006DE102004010802A1 Preparation of epoxides from e.g. unsaturated oleo chemicals and/or unsaturated fatty acids and/or unsaturated fatty acid derivatives comprises using titanium-containing amorphous silica catalyst and hydroperoxide as oxidants
03/16/2006CA2578941A1 An olefin epoxidation process, a catalyst for use in the process, a carrier for use in preparing the catalyst, and a process for preparing the carrier
03/16/2006CA2570656A1 A process for the production of an olefin oxide, a 1,2-diol, a 1,2-diol ether, or an alkanolamine
03/15/2006EP1556366B1 Process for the epoxidation of olefins
03/15/2006CN2764474Y Multitubular fixed-bed reactor for preparation of ethylene oxide
03/15/2006CN2764455Y Reboiler for ethylene glycol concentration
03/15/2006CN1747945A Purification of propylene oxide resulting from epoxidation of propylene with hydrogen peroxide
03/15/2006CN1245395C Oxirane production using a peroxidized compound
03/14/2006US7012120 Reworkable compositions of oxirane(s) or thirane(s)-containing resin and curing agent
03/14/2006US7011807 Catalyst particles having surface next to an atom of a coordination number of 2; anchoring material between the catalyst particle and support; catalyst selectivity; crystal structure; hydrogen peroxide from hydrogen and oxygen
03/09/2006WO2006003004A3 Separation of propylene oxide from a mixture comprising propylene oxide and methanol
03/08/2006EP1632291A1 Heterogeneous catalyst and process for producing oxirane compound with the catalyst
03/08/2006EP1527055B1 Method for the continuous purification by distillation of the solvent methanol, used in the synthesis of propylene oxide
03/02/2006WO2006023102A1 A process for producing an epoxide by reaction of an olefin with hydrogen peroxide or hydrogene and oxygen in the presence of a titanium or vanadium zeolite pre-treated at more than 400 °c and then contacted with water
03/02/2006US20060047130 Calcining
03/01/2006EP1628752A1 Method for reacting an organic compound with a hydroperoxide
03/01/2006EP1551819B1 Epoxidation system with fixed bed reactors
03/01/2006CN1243744C Process for producing epoxy compound
03/01/2006CN1243743C Preparation of oxirane compound
03/01/2006CN1243742C Epoxidation catalyst and process
02/2006
02/28/2006US7005528 Nonexplosive gas mixture of hydrogen and oxygen are passed wtih a bromide or iodide, in a water-soluble organic solvent, over a fixed bed of catalyst particles supported or diluent with specified cross-section loading
02/28/2006US7005437 Substituted aryl and heteroaryl derivatives, the preparation thereof and the use therof as pharmaceutical compositions
02/28/2006CA2196060C Process for preparing silver catalyst
02/23/2006WO2006020718A2 A method of preparing a shaped catalyst, the catalyst, and use of the catalyst
02/23/2006US20060041150 Process for the manufacture of 1,2-epoxy-3-chloropropane
02/23/2006US20060040907 Triptolide analogs for the treatment of autoimmune and inflammatory disorders
02/23/2006CA2576362A1 A method of preparing a shaped catalyst, the catalyst, and use of the catalyst
02/23/2006CA2575165A1 Process for converting ethylene to ethylene oxide using microchannel process technology
02/22/2006EP1626805A2 Ethylene oxide catalyst
02/22/2006EP1527059B1 Method for producing propenyl oxide using a secondary reactor comprising several feed and/or outlet points
02/22/2006CN1738809A Epoxidation process using oxygen, hydrogen and a catalyst
02/21/2006US7002049 Process for α,β-dihydroxyalkenes and derivatives
02/21/2006US7002026 Removal of propylene glycol and/or propylene glycol ethers from aqueous streams
02/16/2006US20060036106 Process for converting ethylene to ethylene oxide using microchannel process technology
02/15/2006EP1625118A1 Method for producing propylene oxide
02/15/2006EP1624964A1 Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof
02/15/2006EP1487456B1 Benzenesulphonate salt of a morpholine urea derivative for use as a ccr-3 antagonist in the treatment of inflammatory conditions
02/15/2006EP1419128A4 Improved hydrolytic kinetic resolution of epoxides
02/09/2006US20060030742 reacting 4-(alkenyl)ethylenecarbonates with olefins in the presence of disproportionation catalysts, to produce an olefin metathesis products, used as monomers for polyesters and chemical intermediates for manufacture of drugs
02/09/2006US20060030721 Reacting an alcohol with epihalohydrin in a base to thereby produce a glycidyl ether, the reaction performed in a two-layer system of a nonaqueous organic solvent and an aqueous solvent
02/08/2006CN1240693C Oxirane production method
02/08/2006CN1240475C Method of using metallic oxide collosol to produce shaping body
02/07/2006US6995113 Catalysts which are based on organic-inorganic hybrid materials containing noble metals and titanium and which are used for selectively oxidizing hydrocarbons
02/02/2006WO2006011669A1 Novel cinnamic acid related compounds
02/02/2006US20060025637 reacting propylene with hydrogen peroxide to form propylene oxide and glycols as by-products, then reacting the propylene oxide obtained with water to give further glycols, and separating the mixtures by distillation
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